Finding the Fourth Proportional to 440,774.48, 661,158.97 and 212,804.10
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Solution
The fourth proportional to 440,774.48, 661,158.97 and 212,804.10 is: 319,204.82
Step by Step Solution
- Step 1: Write the proportion equation
440,774.48 : 661,158.97 = 212,804.10 : x - Step 2: Convert to fraction form
440,774.48/661,158.97 = 212,804.10/x - Step 3: Cross multiply
440,774.48x = 661,158.97 × 212,804.10 - Step 4: Simplify right side
440,774.48x = 140,697,339,567.78 - Step 5: Solve for x
x = 140,697,339,567.78/440,774.48 - Step 6: Final answer
x = 319,204.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.